Philips X-treme Power performance headlamp deliver up to an astounding 80% more light than standard halogens. Simply stated, they're the brightest DOT approved halogen available. X-treme Power Bulbs deliver superior nighttime visibility with a powerful beam that enhances driver performance and driving safety. Ideal for those who want their cars to stand out in the crowd. X-treme Power's aggressive style is a new "must-have" for tuners and high performance drivers.